Q: Fact: wind carries sand from one place to another place
Question: What most likely caused the castle built by children at the beach to disappear?

A: very strong eddies of fast moving air carried it away over time


Q: Fact: planets orbit stars
Question: Which orbits a star?

A: Neptune


Q: Fact: sound can be used for communication by animals
Question: Two parakeets, each in a separate house, each in a windowless room, may share information through

A: squawks


Q: Fact: stars appear to move relative to the horizon during the night
Question: The way that the planet spins and moves through space can effect how

A:
the stars location appearance in relation to earth